JPS60212239A - 脱硝触媒の再生方法 - Google Patents
脱硝触媒の再生方法Info
- Publication number
- JPS60212239A JPS60212239A JP59066799A JP6679984A JPS60212239A JP S60212239 A JPS60212239 A JP S60212239A JP 59066799 A JP59066799 A JP 59066799A JP 6679984 A JP6679984 A JP 6679984A JP S60212239 A JPS60212239 A JP S60212239A
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- capacity
- tio2
- sulfamic acid
- regeneration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 48
- 230000008929 regeneration Effects 0.000 title abstract description 8
- 238000011069 regeneration method Methods 0.000 title abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 10
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000005507 spraying Methods 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 12
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract description 6
- 229910021529 ammonia Inorganic materials 0.000 abstract description 6
- 238000005406 washing Methods 0.000 abstract description 6
- 229910010250 TiO2—V2O5 Inorganic materials 0.000 abstract description 2
- 230000003197 catalytic effect Effects 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 11
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 230000006698 induction Effects 0.000 description 5
- 238000001354 calcination Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000010531 catalytic reduction reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- -1 TiO2-V2O5 system Chemical compound 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- NVBFHJWHLNUMCV-UHFFFAOYSA-N sulfamide Chemical compound NS(N)(=O)=O NVBFHJWHLNUMCV-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59066799A JPS60212239A (ja) | 1984-04-05 | 1984-04-05 | 脱硝触媒の再生方法 |
| EP85730046A EP0159959B1 (en) | 1984-04-05 | 1985-03-28 | Method for recovering denitrating catalyst for ammonia catalytic reduction |
| DE8585730046T DE3585174D1 (de) | 1984-04-05 | 1985-03-28 | Verfahren zum regenerieren eines denitrierkatalysators fuer die katalytische reduktion mit ammoniak. |
| AT85730046T ATE71556T1 (de) | 1984-04-05 | 1985-03-28 | Verfahren zum regenerieren eines denitrierkatalysators fuer die katalytische reduktion mit ammoniak. |
| US06/719,304 US4656147A (en) | 1984-04-05 | 1985-04-03 | Method for recovering denitrating catalyst for ammonia catalytic reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59066799A JPS60212239A (ja) | 1984-04-05 | 1984-04-05 | 脱硝触媒の再生方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60212239A true JPS60212239A (ja) | 1985-10-24 |
| JPH0363433B2 JPH0363433B2 (enrdf_load_stackoverflow) | 1991-10-01 |
Family
ID=13326273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59066799A Granted JPS60212239A (ja) | 1984-04-05 | 1984-04-05 | 脱硝触媒の再生方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60212239A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016514048A (ja) * | 2013-03-14 | 2016-05-19 | ステアグ エナジー サービシズ ゲーエムベーハーＳｔｅａｇ Ｅｎｅｒｇｙ Ｓｅｒｖｉｃｅｓ Ｇｍｂｈ | 基材または触媒コンバータからカルシウム物質を除去する方法 |
-
1984
- 1984-04-05 JP JP59066799A patent/JPS60212239A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016514048A (ja) * | 2013-03-14 | 2016-05-19 | ステアグ エナジー サービシズ ゲーエムベーハーＳｔｅａｇ Ｅｎｅｒｇｙ Ｓｅｒｖｉｃｅｓ Ｇｍｂｈ | 基材または触媒コンバータからカルシウム物質を除去する方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0363433B2 (enrdf_load_stackoverflow) | 1991-10-01 |
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